:root {
  --ink: #1c241f;
  --muted: #5c675f;
  --paper: #f3efe4;
  --card: #fffdf8;
  --line: #e3d9c6;
  --teal: #0e6b62;
  --teal-dark: #083f3b;
  --ochre: #b86112;
  --clay: #9c2f2a;
  --good: #1d7a46;
  --shadow: 0 1px 0 rgba(28, 36, 31, 0.04);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background:
    radial-gradient(1200px 400px at 0 -10%, rgba(14, 107, 98, 0.08), transparent 50%),
    var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.5;
}

.skip {
  position: absolute;
  left: -999px;
  top: 0;
}

.skip:focus { left: 12px; background: white; padding: 8px; z-index: 5; }

.top, .tabs, main, footer { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }

.top {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 36px 0 18px;
  border-bottom: 4px solid var(--teal-dark);
}

.kicker {
  margin: 0 0 8px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 12px;
  color: var(--teal);
  font-weight: 700;
}

h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 0.95;
}

.dek { max-width: 68ch; margin: 14px 0 0; font-size: 18px; }

.asof {
  margin: 8px 0 0;
  min-width: 180px;
  text-align: right;
  color: var(--muted);
  font-size: 14px;
}

.tabs {
  display: flex;
  gap: 8px;
  padding: 16px 0;
  position: sticky;
  top: 0;
  background: rgba(243, 239, 228, 0.94);
  backdrop-filter: blur(8px);
  z-index: 2;
  overflow-x: auto;
}

.tabs button {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  border-radius: 999px;
  padding: 8px 14px;
  font: inherit;
  font-size: 15px;
  cursor: pointer;
  white-space: nowrap;
}

.tabs button[aria-selected="true"] {
  background: var(--teal-dark);
  color: #f6f3ea;
  border-color: var(--teal-dark);
}

.tabs button:focus-visible, .card:focus-visible { outline: 3px solid var(--ochre); outline-offset: 2px; }

.panel { display: none; padding-bottom: 28px; }
.panel.active { display: block; }

.kpis {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin: 8px 0 18px;
}

.kpi, .chart-card, .means, .action {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.kpi { padding: 14px 14px 12px; border-top: 5px solid var(--teal); }
.kpi.watch { border-top-color: var(--ochre); }
.kpi.poor { border-top-color: var(--clay); }
.kpi.good { border-top-color: var(--good); }
.kpi.neutral { border-top-color: var(--teal); }

.kpi .value {
  font-family: var(--serif);
  font-size: 32px;
  line-height: 1;
  letter-spacing: -0.03em;
}

.kpi .label { margin: 8px 0 0; font-weight: 650; font-size: 15px; }
.kpi .detail, .chart-card .insight, .means p, .action p, footer p { color: var(--muted); }

.kpi .detail { margin: 8px 0 0; font-size: 13px; }

.hero { margin-bottom: 12px; }

.chart-grid, .split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.chart-card { padding: 16px 16px 8px; margin-bottom: 12px; }
.chart-card.wide { grid-column: 1 / -1; }

.chart-card h2, .means h2, .action h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 24px;
  letter-spacing: -0.02em;
  line-height: 1.2;
  font-weight: 600;
}

.chart-card .insight { margin: 6px 0 0; font-size: 14px; }
.plot { height: 360px; }
.plot.short { height: 300px; }
.plot.tall { height: 460px; }

.means { padding: 16px 18px; margin: 4px 0 18px; border-left: 5px solid var(--teal); }
.means h2 { font-size: 18px; }
.means p { margin: 6px 0 0; }

.actions { display: grid; gap: 10px; margin-top: 4px; }
.action { padding: 14px 16px; border-left: 5px solid var(--ochre); }
.action.poor { border-left-color: var(--clay); }
.action.watch { border-left-color: var(--ochre); }
.action h3 { font-size: 20px; }
.action p { margin: 6px 0 0; }

footer { padding: 8px 0 40px; font-size: 13px; }
footer a { color: var(--teal-dark); }
footer h2 { font-size: 14px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }

@media (max-width: 980px) {
  .kpis, .chart-grid, .split { grid-template-columns: 1fr; }
  .top { flex-direction: column; }
  .asof { text-align: left; min-width: 0; }
  .tabs { flex-wrap: wrap; }
  .plot, .plot.tall { height: 420px; }
}